Murphy, ID Political Map | Democrat & Republican Areas in Murphy

By the BestNeighborhood data science team. Last updated May 2026.

Murphy is a Republican stronghold. About 13% of voters here vote Democratic and 87% Republican.

 

About 41% of adults in Murphy typically vote, below the U.S. average of about 62%. Among adults in Murphy, ~5% vote Democratic, ~36% Republican, and ~59% don't vote. The map below shows estimated turnout by block group.

How Murphy compares

Among cities within 25 miles, Murphy leans more Republican than 3 of 5 neighbors.

Murphy runs about 37 points more Republican than Idaho as a whole.

Why Murphy leans the way it does

This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Murphy, not a ranked or complete list of what matters most.

Areas with low college attainment vote Republican. About 14% of adults in Murphy hold a bachelor's degree, about 12 points below the Idaho average of 26%. Rural areas vote Republican, and Murphy sits in the bottom quarter on density (about 1%, below 98% of cities).

Population density and Republican lean

Places with low population density tend to lean Republican; Murphy, ID sits in the bottom tenth nationally on this measure.

Why turnout in Murphy looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Murphy is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. High food insecurity lines up with lower turnout, and about 20% of adults in Murphy report food insecurity, above 80% of cities. Learn more about the findings and methodology on the political spectrum map.

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Sources and methodology

Precinct-level voting records used to fit the model come from Idaho Secretary of State, Elections, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.

Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.

Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.